body {
    background-color: #000; /* black background */
    color: #fff;         /* white text */
    font-family: Consolas, monospace;
}
#chatbox {
    width: 80%;
    height: 400px;
    border: 1px solid #fff;
    padding: 10px;
    overflow-y: auto;
}
#user-input {
    width: 80%;
    padding: 10px;
    background-color: #111;
    color: #fff;
    border: 1px solid #fff;
}
#send-btn {
    background-color: #000;
    color: #fff;
    padding: 10px 20px;
}
.bot-msg {
    white-space: pre-wrap;
    color: #fff;
    background: #111;
    padding: 8px;
    border-radius: 6px;
}